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Details of Grant 

EPSRC Reference: EP/Z534468/1
Title: Plastics Analysis, Sorting & Recycling Technology through Intelligent Classification
Principal Investigator: Coles, Professor SR
Other Investigators:
Debattista, Dr K Peijs, Professor T
Researcher Co-Investigators:
Project Partners:
Jaguar Land Rover Limited Vanden Recycling Ltd
Department: The Warwick Manufacturing Group
Organisation: University of Warwick
Scheme: Standard Research TFS
Starts: 01 January 2025 Ends: 31 December 2027 Value (£): 1,384,420
EPSRC Research Topic Classifications:
Artificial Intelligence Waste Minimisation
EPSRC Industrial Sector Classifications:
Environment Information Technologies
Related Grants:
Panel History:  
Summary on Grant Application Form
The circular economy, aiming for zero-waste in plastics, necessitates a multifaceted approach: (i) eliminating the unnecessary use of plastics, (ii) developing innovative designs that are easily recyclable or reusable, and (iii) reintroducing larger quantities of post-consumer (PCR) or post-industrial (PIR) recyclate into high-value products — the latter being the focal point of the PLASTIC proposal. One of the primary reasons plastics currently undergo down-cycling rather than true recycling is the significant variability in the quality of waste streams. This variability arises from differences in degradation levels and contamination though e.g. mixed waste plastics. To establish a circular economy based on closed-loop recycling, where products can be recycled back into the same product or products of similar quality, we must advance intelligent sorting, recycling, and remanufacturing processes. These processes should effectively eliminate the prevailing fluctuations in quality and composition.

In the PLASTIC proposal, we intend to leverage artificial intelligence (AI) and machine learning (ML) principles to develop intelligent plastic sorting and mechanical recycling systems. These systems will employ computer algorithms that continually enhance their performance through experience. The developed system will possess the capability to predict the processability and properties of plastic waste with variable quality. It will then utilise this information to make informed decisions regarding the most efficient upgrading and remanufacturing procedures for a given product specification. Our ultimate objective is to maximise the PCR or PIR content in recycled products and minimise the use of virgin polymer in end-products moulded to specification. Through the implementation of intelligent technologies, we aim to optimise the circularity of plastics, contributing to a sustainable and zero-waste future.

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Further Information:  
Organisation Website: http://www.warwick.ac.uk